Exploring new horizons in mid-to-far infrared nonlinear optical crystals: the significant potential of trigonal pyramidal [TeS<sub>3</sub>]<sup>2−</sup> functional units
Bo Zhang, Shenghua Zhou, Bingxuan Li, Xin‐Tao Wu, Hua Lin, Qi‐Long Zhu
Abstract
The [TeS 3 ] 2− unit with a SCALP disrupts tetrahedral symmetry, leading to the synthesis of Cu 10 Te 4 S 13 for the first time. This material exhibits strong SHG (3.75 × AgGaS 2 ) and the widest MFIR transparency (2.5–25 μm) reported for NLO chalcogenides.
Topics & Concepts
Trigonal crystal systemFar infraredNonlinear opticalInfraredNew horizonsTrigonal pyramidal molecular geometryNonlinear systemChemistryOpticsMineralogyCrystallographyMaterials sciencePhysicsCrystal structureAstronomyQuantum mechanicsSpacecraftCrystal Structures and PropertiesNonlinear Optical Materials ResearchChalcogenide Semiconductor Thin Films